The results of laboratory flume experiments on initiation of sediment motion in natural marine sediments (fine sand) are reported. Sediment cores were taken from an intertidal region during all seasons of the year over a four-year period….
Grant, W. D., L. F. Boyer, and L. P. Sanford. 1982. "The effects of bioturbation on the initiation of motion of intertidal sands." Journal of Marine Research 40, (3). https://elischolar.library.yale.edu/journal_of_marine_research/1603